Vibrations and Waves

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Across
  1. 6. A tremendous increase in amplitude
  2. 9. Swinging motion
  3. 13. Prevention of vibrations
  4. 17. Results from interference of two waves
  5. 19. Repeating after a fixed interval of time
  6. 20. Pendulum having two threads
Down
  1. 1. Occurs at resonance
  2. 2. Useful for reducing vibrations
  3. 3. Vibrations in the air
  4. 4. English physicist who discovered Argon and also worked on dynamics of resonance
  5. 5. What all waves carry and transmit
  6. 7. Matching of frequencies
  7. 8. Series of subsidiary vibrations, whose frequencies are in simple ratios
  8. 10. Results in dynamic vibrations
  9. 11. French physicist who demonsrated Earth's rotation by suspending a pendulum
  10. 12. Scientist who observed swinging of lantern
  11. 14. Interval of eight diatonic degrees between two tones
  12. 15. Various ways in which a system can vibrate
  13. 16. Caused by vibrations, ultimately leads to failure
  14. 18. A kind of analysis of periodic functions